.icon-blank {
    background: url('icons/blank.gif') no-repeat center center;
}

.icon-add {
    background: url('icons/edit_add.png') no-repeat center center;
}

.icon-edit {
    background: url('icons/pencil.png') no-repeat center center;
}

.icon-clear {
    background: url('icons/clear.png') no-repeat center center;
}

.icon-remove {
    background: url('icons/edit_remove.png') no-repeat center center;
}

.icon-save {
    background: url('icons/filesave.png') no-repeat center center;
}

.icon-cut {
    background: url('icons/cut.png') no-repeat center center;
}

.icon-ok {
    background: url('icons/ok.png') no-repeat center center;
}

.icon-no {
    background: url('icons/no.png') no-repeat center center;
}

.icon-cancel {
    background: url('icons/cancel.png') no-repeat center center;
}

.icon-reload {
    background: url('icons/reload.png') no-repeat center center;
}

.icon-search {
    background: url('icons/search.png') no-repeat center center;
}

.icon-print {
    background: url('icons/print.png') no-repeat center center;
}

.icon-help {
    background: url('icons/help.png') no-repeat center center;
}

.icon-undo {
    background: url('icons/undo.png') no-repeat center center;
}

.icon-redo {
    background: url('icons/redo.png') no-repeat center center;
}

.icon-back {
    background: url('icons/back.png') no-repeat center center;
}

.icon-sum {
    background: url('icons/sum.png') no-repeat center center;
}

.icon-tip {
    background: url('icons/tip.png') no-repeat center center;
}

.icon-filter {
    background: url('icons/filter.png') no-repeat center center;
}

.icon-man {
    background: url('icons/man.png') no-repeat center center;
}

.icon-lock {
    background: url('icons/lock.png') no-repeat center center;
}

.icon-more {
    background: url('icons/more.png') no-repeat center center;
}

.icon-mini-add {
    background: url('icons/mini_add.png') no-repeat center center;
}

.icon-mini-edit {
    background: url('icons/mini_edit.png') no-repeat center center;
}

.icon-mini-refresh {
    background: url('icons/mini_refresh.png') no-repeat center center;
}

.icon-large-picture {
    background: url('icons/large_picture.png') no-repeat center center;
}

.icon-large-clipart {
    background: url('icons/large_clipart.png') no-repeat center center;
}

.icon-large-shapes {
    background: url('icons/large_shapes.png') no-repeat center center;
}

.icon-large-smartart {
    background: url('icons/large_smartart.png') no-repeat center center;
}

.icon-large-chart {
    background: url('icons/large_chart.png') no-repeat center center;
}

.icon-some-delete {
    background: url('icons/basket_remove.png') no-repeat center center;
}

.icon-book-open {
    background: url('icons/book_open_mark.png') no-repeat center center;
}

.icon-number {
    background: url('icons/text_list_numbers.png') no-repeat center center;
}

.icon-set {
    background: url('icons/set.png') no-repeat center center;
}

.icon-chart_bar {
    background: url('icons/chart_bar.png') no-repeat center center;
}

.icon-user_add {
    background: url('icons/user_add.png') no-repeat center center;
}

.icon-user-student {
    background: url('icons/user_gray.png') no-repeat center center;
}

.icon-user-teacher {
    background: url('icons/user_red.png') no-repeat center center;
}

.icon-house {
    background: url('icons/house.png') no-repeat center center;
}

.icon-world {
    background: url('icons/world.png') no-repeat center center;
}

.icon-exam {
    background: url('icons/text_list_bullets.png') no-repeat center center;
}

/*.icon-password{
	background:url('icons/2012080412263.png') no-repeat center center;
}*/
.icon-logout {
    background: url('icons/door_out.png') no-repeat center center;
}

.icon-note {
    background: url('icons/note.png') no-repeat center center;
}

.icon-pencil-add {
    background: url('icons/pencil_add.png') no-repeat center center;
}

.icon-find {
    background: url('icons/find.png') no-repeat center center;
}

.icon-book-add {
    background: url('icons/book_add.png') no-repeat center center;
}

.icon-book-reset {
    background: url('icons/book_previous.png') no-repeat center center;
}

.icon-world-add {
    background: url('icons/world_add.png') no-repeat center center;
}

.icon-world-reset {
    background: url('icons/world_night.png') no-repeat center center;
}

.icon-zoom-in {
    background: url('icons/zoom_in.png') no-repeat center center;
}

.icon-vcard-edit {
    background: url('icons/vcard_edit.png') no-repeat center center;
}

.icon-folder-up {
    background: url('icons/folder_up.png') no-repeat center center;
}

/*.icon-password {
    background: url('icons/asterisk_orange.png') no-repeat center center;
}*/

/*自定义图标:用户*/
.icon-user {
    background: url('icons/user.png') no-repeat center center;
}

/*自定义图标:注销*/
.icon-exit {
    background: url('icons/exit.png') no-repeat center center;
}

/*自定义图标:年级*/
.icon-grade {
    background: url('icons/grade.png') no-repeat center center;
}

/*自定义图标:班级*/
.icon-class {
    background: url('icons/class.png') no-repeat center center;
}

/*自定义图标:教师*/
.icon-teacher {
    background: url("icons/teacher.png") no-repeat center center;
}

/*自定义图标:学生*/
.icon-student {
    background: url('icons/student.png') no-repeat center center;
}

/*自定义图标:设置*/
.icon-settings {
    background: url('icons/settings.png') no-repeat center center;
}

/*自定义图标:管理员*/
.icon-admin {
    background: url('icons/github.png') no-repeat center center;
}

/*自定义图标:爱心❤*/
.icon-heart {
    background: url('icons/heart.png') no-repeat center center;
}

/*自定义图标:修改密码*/
.icon-password {
    background: url('icons/password_lock.png') no-repeat center center;
}